package com.sat.pay.controller;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.github.wxpay.sdk.WXPayUtil;
import com.sat.common.entity.Result;
import com.sat.pay.config.AlipayConfig;
import com.sat.pay.config.PayRabbitMqConfig;
import com.sat.pay.service.WxPayService;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.ServletInputStream;
import javax.servlet.http.HttpServletRequest;
import java.io.ByteArrayOutputStream;
import java.util.HashMap;
import java.util.Map;

@RestController
@RequestMapping("zfbPay")
public class ZFBPayController {

    @RequestMapping("/native")
    public Result zfbPay(String out_trade_no,String total_amount,String subject,String body) throws AlipayApiException, JsonProcessingException {


        //获得初始化的AlipayClient
        AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id, AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key, AlipayConfig.sign_type);

        //设置请求参数
        AlipayTradePagePayRequest alipayRequest = new AlipayTradePagePayRequest();
        alipayRequest.setReturnUrl(AlipayConfig.return_url);
        alipayRequest.setNotifyUrl(AlipayConfig.notify_url);

//        //商户订单号，商户网站订单系统中唯一订单号，必填
//        String out_trade_no = new String(request.getParameter("WIDout_trade_no").getBytes("ISO-8859-1"),"UTF-8");
//        //付款金额，必填
//        String total_amount = new String(request.getParameter("WIDtotal_amount").getBytes("ISO-8859-1"),"UTF-8");
//        //订单名称，必填
//        String subject = new String(request.getParameter("WIDsubject").getBytes("ISO-8859-1"),"UTF-8");
//        //商品描述，可空
//        String body = new String(request.getParameter("WIDbody").getBytes("ISO-8859-1"),"UTF-8");

        alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
                + "\"total_amount\":\""+ total_amount +"\","
                + "\"subject\":\""+ subject +"\","
                + "\"body\":\""+ body +"\","
                + "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");

        //若想给BizContent增加其他可选请求参数，以增加自定义超时时间参数timeout_express来举例说明
        //alipayRequest.setBizContent("{\"out_trade_no\":\""+ out_trade_no +"\","
        //		+ "\"total_amount\":\""+ total_amount +"\","
        //		+ "\"subject\":\""+ subject +"\","
        //		+ "\"body\":\""+ body +"\","
        //		+ "\"timeout_express\":\"10m\","
        //		+ "\"product_code\":\"FAST_INSTANT_TRADE_PAY\"}");
        //请求参数可查阅【电脑网站支付的API文档-alipay.trade.page.pay-请求参数】章节

        //请求
        String result = alipayClient.pageExecute(alipayRequest).getBody();
        //将html页面转为json返回
        ObjectMapper mapper = new ObjectMapper();
        String s = mapper.writeValueAsString(result);
        return Result.OK(s);

    }

}
